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Shinnosuke Ogasawara

Shinnosuke Ogasawara #16

  • P
  • B/T: L/L
  • 5' 11"/205
  • Age: 28

2026 Spring Training

G W-L ERA IP SO WHIP
2 0-0 2.70 3.1 5 0.90

2025 Regular Season

G W-L ERA IP SO WHIP
23 1-1 6.98 38.2 30 1.55

Career Regular Season

G W-L ERA IP SO WHIP
23 1-1 6.98 38.2 30 1.55

Shinnosuke Ogasawara Bio

  • Fullname: Shinnosuke Ogasawara
  • Born: 10/08/1997 in Fujisawa, Japan
  • Debut: 7/06/2025
Shinnosuke Ogasawara
Shinnosuke Ogasawara...Pronounced Shinnosuke (shin-OH-skeh) Ogasawara (og-ah-sah-wah-rah)...Graduated from Tokai University Sagami Senior High School in Sagamihara, Japan...Helped Japan to a second place finish at the U-18 Baseball World Cup in 2015...Played with former Red Sox pitcher Daisuke Matsuzaka from 2018-19 and maintains a close relationship with him...Signed with Washington as a free agent on Jan. 24, 2025.

2024

Went 5-11 with a 3.12 ERA and 82 strikeouts in 144.1 innings for the Dragons...Issued just 22 walks.

2023

Went 7-12 with a 3.59 ERA and 134 strikeouts in 160.2 innings...Named to the NPB All-Star Team...Walked only 41 hitters.

2022

Won a career high 10 games...Went 10-8 with a 2.72 ERA in 23 games...Struck out a career high 144.

2021

Went 8-10 with a 3.64 ERA and 115 strikeouts in 143.1 innings...Pitched in 25 games, his highest total since throwing in 27 in 2017. 

2016-20

Pitched for the Dragons and amassed 24 wins before turning 23 years old...He was Chunichi's Opening Day starter 2018 as a 20 year old.
Year W L ERA G GS SV IP SO WHIP
2026 Spring Training 0 0 2.70 2 1 0 3.1 5 0.90
2025 Regular Season 1 1 6.98 23 2 0 38.2 30 1.55
Career Regular Season 1 1 6.98 23 2 0 38.2 30 1.55
  • Status: Non-Roster Invitee
  • Next WSH Game: 03-05 vs NYM

News

1/29/2026 at 9:06 AM 1/29/2026 at 9:06 AM

Nationals' NRI group infused with top prospects
9/08/2025 at 9:43 PM 9/08/2025 at 9:43 PM

Shinnosuke Ogasawara secures the win
9/03/2025 at 3:58 PM 9/03/2025 at 3:58 PM

Shinnosuke Ogasawara closes out the Nationals' win
8/27/2025 at 3:05 PM 8/27/2025 at 3:05 PM

Shinnosuke Ogasawara takes first Major League at-bat
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